Never directly free @dev after calling device_register(), even if it returned an error! Always use put_device() to give up the reference initialized.
Signed-off-by: Arvind Yadav <[email protected]> --- drivers/pwm/sysfs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c index 83f2b0b..7c71cdb 100644 --- a/drivers/pwm/sysfs.c +++ b/drivers/pwm/sysfs.c @@ -273,7 +273,8 @@ static int pwm_export_child(struct device *parent, struct pwm_device *pwm) ret = device_register(&export->child); if (ret) { clear_bit(PWMF_EXPORTED, &pwm->flags); - kfree(export); + put_device(&export->child); + export = NULL; return ret; } -- 1.9.1
